Nuclear Reactions Vocabulary

This type of reaction occurs when light nuclei combine to form a larger, single nucleus.

• Fission
• Fusion
• single displacement
• double displacement

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Uses radiation to destroy targeted cancer cells

• nuclear reactor
• nuclear power
• nuclear medicine
• atomic bomb

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This type of reaction occurs on the sun and in stars.

• Fission
• Fusion
• synthesis
• decomposition

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This reaction quickly grows larger and larger if there is enough fissionable material available.

• Fission
• Fusion
• Chain 
• Decomposition

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The amount of material required so that each fission reaction produces another fission reaction.

• Atoms
• critical mass
• energy
• particles

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At times, lost mass is converted into _________, during fission reactions.

• chain reactions
• energy
• critical mass
• fusion

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Nuclear reactions involve the particles in the ____.

• electron cloud
• neutron
• nucleus
• half-life

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A form of radiation that carries energy and has no mass and no charge.

• Alpha particles
• Beta Particles
• Gamma Rays
• Daughter nucleus

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This type of  reaction occurs when a heavy nucleus, such as U-235, splits into two or more parts.

• Fission
• Fusion
• Chain reaction
• synthesis

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NGSS.HS-PS1-8

One way to initiate a fission reaction is to penetrate a large nucleus with a ___.

• Neutron
• Proton
• Electron
• critical mass

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